import { getProsodyConfig, getProsodyFilePaths, writeProsodyConfig } from './config' import { changeHttpBindRoute } from '../routers/webchat' import * as fs from 'fs' import * as child_process from 'child_process' interface ProsodyCtlResult { code: number | null stdout: string sterr: string message: string } async function prosodyCtl (options: RegisterServerOptions, command: string): Promise { const logger = options.peertubeHelpers.logger logger.debug('Calling prosodyCtl with command ' + command) const filePaths = await getProsodyFilePaths(options) if (!/^\w+$/.test(command)) { throw new Error(`Invalid prosodyctl command '${command}'`) } return new Promise((resolve) => { let d: string = '' let e: string = '' let m: string = '' const spawned = child_process.spawn('prosodyctl', [ '--config', filePaths.config, command ], { cwd: filePaths.dir, env: { ...process.env, PROSODY_CONFIG: filePaths.config } }) spawned.stdout.on('data', (data) => { d += data as string m += data as string }) spawned.stderr.on('data', (data) => { options.peertubeHelpers.logger.error(`Spawned command ${command} has errors: ${data as string}`) e += data as string m += data as string }) spawned.on('exit', (code) => { resolve({ code: code, stdout: d, sterr: e, message: m }) }) }) } async function getProsodyAbout (options: RegisterServerOptions): Promise { const ctl = await prosodyCtl(options, 'about') return ctl.message } interface ProsodyRunning { ok: boolean messages: string[] } async function testProsodyRunning (options: RegisterServerOptions): Promise { const { peertubeHelpers } = options const logger = peertubeHelpers.logger logger.info('Checking if Prosody is running') const result: ProsodyRunning = { ok: false, messages: [] } const filePaths = await getProsodyFilePaths(options) try { logger.debug('Trying to access the pid file') await fs.promises.access(filePaths.pid, fs.constants.R_OK) result.messages.push(`Pid file ${filePaths.pid} found`) } catch (error) { logger.debug(`Failed to access pid file: ${error as string}`) result.messages.push(`Pid file ${filePaths.pid} not found`) return result } const status = await prosodyCtl(options, 'status') result.messages.push('Prosodyctl status: ' + status.message) if (status.code) { return result } result.ok = true return result } async function testProsodyCorrectlyRunning (options: RegisterServerOptions): Promise { const { peertubeHelpers } = options peertubeHelpers.logger.info('Checking if Prosody is correctly running') const result = await testProsodyRunning(options) if (!result.ok) { return result } result.ok = false // more tests to come try { const wantedConfig = await getProsodyConfig(options) const filePath = wantedConfig.paths.config await fs.promises.access(filePath, fs.constants.R_OK) // throw an error if file does not exist. result.messages.push(`The prosody configuration file (${filePath}) exists`) const actualContent = await fs.promises.readFile(filePath, { encoding: 'utf-8' }) const wantedContent = wantedConfig.content if (actualContent === wantedContent) { result.messages.push('Prosody configuration file content is correct.') } else { result.messages.push('Prosody configuration file content is not correct.') return result } } catch (error) { result.messages.push('Error when requiring the prosody config file: ' + (error as string)) return result } result.ok = true return result } async function ensureProsodyRunning (options: RegisterServerOptions): Promise { const { peertubeHelpers, settingsManager } = options const logger = peertubeHelpers.logger logger.debug('Calling ensureProsodyRunning') logger.debug('Checking if prosody should be active') const setting = await settingsManager.getSetting('chat-use-prosody') if (!setting) { logger.info('Prosody is not activated, we wont launch it') return } const r = await testProsodyCorrectlyRunning(options) if (r.ok) { r.messages.forEach(m => logger.debug(m)) logger.info('Prosody is already running correctly') // Stop here. Nothing to change. return } logger.info('Prosody is not running correctly: ') r.messages.forEach(m => logger.info(m)) // Shutting down... logger.debug('Shutting down prosody') await ensureProsodyNotRunning(options) // writing the configuration file logger.debug('Writing the configuration file') const config = await writeProsodyConfig(options) const filePaths = config.paths // launch prosody logger.info('Going to launch prosody') const prosody = child_process.exec('prosody', { cwd: filePaths.dir, env: { ...process.env, PROSODY_CONFIG: filePaths.config } }) prosody.stdout?.on('data', (data) => { logger.debug(`Prosody stdout: ${data as string}`) }) prosody.stderr?.on('data', (data) => { logger.error(`Prosody stderr: ${data as string}`) }) prosody.on('close', (code) => { logger.info(`Prosody process closed all stdio with code ${code ?? 'null'}`) }) prosody.on('exit', (code) => { logger.info(`Prosody process exited with code ${code ?? 'null'}`) }) // Set the http-bind route. changeHttpBindRoute(options, config.port) async function sleep (ms: number): Promise { return new Promise((resolve) => { setTimeout(resolve, ms) }) } logger.info('Waiting for the prosody process to launch') let count: number = 0 let processStarted: boolean = false while (!processStarted && count < 5) { count++ await sleep(500) logger.info('Verifying prosody is launched') const status = await prosodyCtl(options, 'status') if (!status.code) { logger.info(`Prosody status: ${status.stdout}`) processStarted = true } else { logger.warn(`Prosody status: ${status.message}`) } } if (!processStarted) { logger.error('It seems that the Prosody process is not up') } else { logger.info('Prosody is running') } } async function ensureProsodyNotRunning (options: RegisterServerOptions): Promise { const { peertubeHelpers } = options const logger = peertubeHelpers.logger logger.info('Checking if Prosody is running, and shutting it down if so') // NB: this function is called on plugin unregister, even if prosody is not used // so we must avoid creating the working dir now const filePaths = await getProsodyFilePaths(options) if (!fs.existsSync(filePaths.dir)) { logger.info(`The working dir ${filePaths.dir} does not exist, assuming there is no prosody on this server`) return } logger.debug('Calling prosodyctl to stop the process') const status = await prosodyCtl(options, 'stop') logger.info(`ProsodyCtl command returned: ${status.message}`) logger.debug('Removing http-bind route') changeHttpBindRoute(options, null) } export { getProsodyAbout, testProsodyRunning, testProsodyCorrectlyRunning, ensureProsodyRunning, ensureProsodyNotRunning }